HURRY PLEASE!!Who tried to end the practice of slavery in Africa in the early 1500's

Which describes the main effect of the palmer raids? they were successful in uncovering communist operatives in the united states. they show the american public that there was little evidence of communism in the country. they resulted in the deportation of suspected radicals based on little evidence. they brought about the end of the red scare by clearing several supposed radicals.

Why did the outbreak of world war 2 create a need for new military bases across the country?

Unique among the rulers of this time, persian emperors installed governors in their provinces tolerated local cultures and laws wielded absolute power maintained an extensive army